<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>多维数组解构</title>
</head>
<body>
  <script>
  // const arr=[1,2,[3,4]]
  // console.log(arr[2][1])
  const arr=['one','two',['three','four']];
  [one,two,[three,four]]=arr
  console.log(one,two,three,four)
  </script>
</body>
</html>